#152A7B#152A7B

#152A7B is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.8% C 0.140 H 266.8°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#152A7B
RGB	rgb(21, 42, 123)
HSL	hsl(228, 71%, 28%)
HSV	hsv(228, 83%, 48%)
CMYK	cmyk(82.9%, 65.9%, 0%, 51.8%)
CIE-LAB	lab(21.00, 24.19, -48.19)
CIE-LCH	lch(21.00, 53.92, 296.65°)
OKLab	oklab(32.83% -0.0078 -0.1395)
OKLCH	oklch(32.83% 0.14 266.8)
XYZ	xyz(4.7111, 3.2449, 19.1131)
Luminance	0.0324 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152A7B #7B6615

analogous

#155D7B #152A7B #33157B

triadic

#152A7B #7B152A #2A7B15

tetradic

#152A7B #7B155D #7B6615 #157B33

square

#152A7B #7B155D #7B6615 #157B33

split-complementary

#152A7B #7B3315 #5D7B15

monochromatic

#04091A #0C1847 #152A7B #1E3CAF #2F52DB

Accessibility & contrast

On white

12.73

#152A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#152A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152A7B

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152A7B	#FFFFFF	#000000	##FFFFFF
##152A7B	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377E

Deuteranopia (green-blind)

#002E79

Tritanopia (blue-blind)

#003F4E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #152a7b;
/* rgb */ color: rgb(21, 42, 123);
/* oklch */ color: oklch(32.8% 0.140 266.8);

Tailwind

colors: {
  custom: {
    50: '#6663a2',
    500: '#152a7b',
    950: '#000000',
  },
}

SCSS

$custom: #152a7b;
$custom-light: #6663a2;
$custom-dark: #000000;

JSON

{
  "hex": "#152a7b",
  "rgb": {
    "r": 21,
    "g": 42,
    "b": 123
  },
  "hsl": {
    "h": 227.647,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.32829,
    "c": 0.13969,
    "h": 266.8
  },
  "luminance": 0.03245
}

Semantic roles & 50–950 ramp

primary

#152A7B

secondary

#B0983B

accent

#C93AEE

background

#F6F5FA

surface

#EBEAF4

border

#C6C6CE

text

#07050F

muted

#7A797F

Preview Lab

Preview with #152A7B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →